#' 'Third-Wave' cognitive behavioral interventions for perceived stress in college students dataset
#'
#' This is a toy dataset containing pre-calculated effect size data of a meta-analysis on
#' randomized controlled trials comparing the effectiveness of 'third-wave' CBT interventions
#' for perceived stress in college students to inactive controls. Effect size data is provided
#' as the standardized mean difference (SMD) between the intervention and control group
#' and the corresponding standard error for each study at post.
#' The dataset also contains columns for study characteristics which may serve as potential
#' effect size moderators.
#'
#' @format A \code{data.frame} with 8 columns.
#' \describe{
#' \item{Author}{\code{character}. The study label containing the author(s) of the study.}
#' \item{TE}{\code{numeric}. The calculated standardized mean difference at post-test between the intervention and control group.}
#' \item{seTE}{\code{numeric}. The standard error of the standardized mean difference.}
#' \item{RiskOfBias}{\code{character}. The risk of bias rating according to the Cochrane Risk of Bias Tool.}
#' \item{TypeControlGroup}{\code{character}. The type of control group used in the study.}
#' \item{InterventionDuration}{\code{character}. The dichotomized duration of the intervention.}
#' \item{InterventionType}{\code{character}. The type of third-wave intervention rationale used.}
#' \item{ModeOfDelivery}{\code{character}. The mode of delivery used for the intervention.}
#' }
#'
#' @source Slightly changed dataset of a meta-analysis on third-wave CBT interventions for
#' perceived stress in college students.
#'
#' @usage data(ThirdWave)
#'
#' @author Mathias Harrer, Eva-Maria Rathner, David Daniel Ebert
#'
"ThirdWave"
